NPE occured while adding a EAR-project to JBoss 4.2 Server in ServerView / org.eclipse.wst.server.ui (1.1.0.v20080515).
Server is locally installed at C:\java\jboss-4.2.2.GA

Environment:
eclipse.buildId=I20080617-2000
java.version=1.5.0_15
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=de_DE

java.lang.NullPointerException
at org.jboss.ide.eclipse.as.core.server.internal.launch.AbstractJBossLaunchConfigType.getServerHome(AbstractJBossLaunchConfigType.java:186)
at org.jboss.ide.eclipse.as.core.server.internal.launch.JBossServerStartupLaunchConfiguration.forceDefaultsSet(JBossServerStartupLaunchConfiguration.java:73)
at org.jboss.ide.eclipse.as.core.server.internal.launch.JBossServerStartupLaunchConfiguration.setupLaunchConfiguration(JBossServerStartupLaunchConfiguration.java:67)
at org.jboss.ide.eclipse.as.core.server.internal.JBossServerBehavior.setupLaunchConfiguration(JBossServerBehavior.java:133)
at org.eclipse.wst.server.core.internal.Server.setupLaunchConfiguration(Server.java:1419)
at org.eclipse.wst.server.core.internal.Server.getLaunchConfiguration(Server.java:1462)
at org.eclipse.wst.server.core.internal.ServerWorkingCopy.getLaunchConfiguration(ServerWorkingCopy.java:691)
at org.jboss.ide.eclipse.as.core.server.internal.JBossServer.saveConfiguration(JBossServer.java:69)
at org.eclipse.wst.server.core.internal.ServerWorkingCopy.save(ServerWorkingCopy.java:436)
at org.eclipse.wst.server.ui.internal.wizard.WizardTaskUtil.saveServer(WizardTaskUtil.java:112)
at org.eclipse.wst.server.ui.internal.wizard.WizardTaskUtil$2.performFinish(WizardTaskUtil.java:53)
at org.eclipse.wst.server.ui.internal.wizard.TaskWizard.executeTask(TaskWizard.java:256)
at org.eclipse.wst.server.ui.internal.wizard.TaskWizard$2.run(TaskWizard.java:213)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1782)
at org.eclipse.wst.server.ui.internal.wizard.page.WorkspaceRunnableAdapter.run(WorkspaceRunnableAdapter.java:35)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:121)